The share of total pressure contributed by one gas in a mixture is its:
APassive pressure
BPeaking pressure
CPacking pressure
DPartial pressure
Answer & Solution
Correct answer: D. Partial pressure
1. Each gas pushes on its own.
2. Those pushes add to the total.
3. Each share is a partial pressure.
_Source: OpenStax Biology 2e, Chapter 39, The Respiratory System._
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